Release Date: 2009, December /li> Weight: 108g, 11.7mm thickness OS:Androd: 1.5 Storage: 256MB storage, microSDHC slot Dis...

Release Date: 2009, December /li> Weight: 102g, 11.7mm thickness OS:Androd: Storage: 256MB storage, microSDHC slot Display...

Release Date: 2010, August /li> Weight: 104g, 11.7mm thickness OS:Androd: 1.5 Storage: microSDHC slot Display: 3.5" ...

Release Date: 2010, June /li> Weight: 220g, 10mm thickness OS:Androd: OS 1.6, up to 2.2 Storage: 16GB storage, microSDH...

Release Date: 2010, November /li> Weight: 192.8g, 15.2mm thickness OS:Androd: Microsoft Windows Phone 7 Storage: 8GB/16GB s...

Release Date: Exp. release 2009, Q4 /li> Weight: 110g, 11mm thickness OS:Androd: 2.2 Storage: 512MB RAM storage, microSDXC ...